{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650001814","487:4870000864","487:4870000426","487:4870001708","665:6650003331","487:4870001425","665:6650003107","487:4870000868","665:6650002651","665:6650003106","665:6650002505","487:4870000488","665:6650002741","665:6650002207","487:4870000873","665:6650003334","665:6650003570","487:4870001331","665:6650002591","665:6650003409","665:6650003478","487:4870000781","487:4870001612","665:6650001729","487:4870002574"],"twin_admin_codes":[665,487,487,487,665,487,665,487,665,665,665,487,665,665,487,665,665,487,665,665,665,487,487,665,487],"twin_sims":[0.611164662623402,0.47667698010493936,0.377824959025685,0.30097674668868907,0.28085528144698896,0.27896858298122834,0.27705655713746097,0.2610205250834808,0.2258130346837164,0.2154702466152087,0.21392266944916477,0.21281175243361447,0.20685913338335798,0.20125686318137123,0.19911491658864802,0.18251885927761718,0.1762342754814805,0.17589360352150743,0.17086023676521972,0.16571870202116246,0.15809878584184442,0.1550461745393799,0.14948974477202287,0.1482321383258541,0.14707840687283724],"twin_dists":[0.12888220360470976,0.15809691360635125,0.1812039324982652,0.20126123203008242,0.20697900724732843,0.20752757337358124,0.20808581112155475,0.212863946695467,0.22405121322625576,0.2275534776697436,0.22808716211971816,0.228471874059169,0.23055682681459627,0.23255681680615733,0.23333159091985764,0.23954022925082694,0.24199496583983165,0.24212979582949087,0.24414395902264519,0.24624582920076288,0.24944931713128532,0.2507642151938358,0.2532071245272492,0.25376928009582134,0.2542881074908734],"n_dims_used":43,"mean_confidence":0.8903049202852471},"coverage":{"mean_confidence":0.8903049202852471,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}